2311542545012 has 24 divisors (see below), whose sum is σ = 4261710361440. Its totient is φ = 1094014032480.

The previous prime is 2311542545003. The next prime is 2311542545027. The reversal of 2311542545012 is 2105452451132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12787058 + ... + 12966569.

It is an arithmetic number, because the mean of its divisors is an integer number (177571265060).

Almost surely, 2^{2311542545012} is an apocalyptic number.

It is an amenable number.

2311542545012 is a deficient number, since it is larger than the sum of its proper divisors (1950167816428).

2311542545012 is a wasteful number, since it uses less digits than its factorization.

2311542545012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25754831 (or 25754829 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 2311542545012 its reverse (2105452451132), we get a palindrome (4416994996144).

The spelling of 2311542545012 in words is "two trillion, three hundred eleven billion, five hundred forty-two million, five hundred forty-five thousand, twelve".